87499620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{613}}^1$

素因数の和:702

約数の個数: 144

約数和(自身を含む): 290991792

約数和(自身を除く): 203492172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 61, 65, 78, 90, 117, 122, 130, 156, 180, 183, 195, 234, 244, 260, 305, 366, 390, 468, 549, 585, 610, 613, 732, 780, 793, 915, 1098, 1170, 1220, 1226, 1586, 1830, 1839, 2196, 2340, 2379, 2452, 2745, 3065, 3172, 3660, 3678, 3965, 4758, 5490, 5517, 6130, 7137, 7356, 7930, 7969, 9195, 9516, 10980, 11034, 11895, 12260, 14274, 15860, 15938, 18390, 22068, 23790, 23907, 27585, 28548, 31876, 35685, 36780, 37393, 39845, 47580, 47814, 55170, 71370, 71721, 74786, 79690, 95628, 110340, 112179, 119535, 142740, 143442, 149572, 159380, 186965, 224358, 239070, 286884, 336537, 358605, 373930, 448716, 478140, 486109, 560895, 673074, 717210, 747860, 972218, 1121790, 1346148, 1434420, 1458327, 1682685, 1944436, 2243580, 2430545, 2916654, 3365370, 4374981, 4861090, 5833308, 6730740, 7291635, 8749962, 9722180, 14583270, 17499924, 21874905, 29166540, 43749810, 87499620]

約数ペア:

[(1, 87499620), (2, 43749810), (3, 29166540), (4, 21874905), (5, 17499924), (6, 14583270), (9, 9722180), (10, 8749962), (12, 7291635), (13, 6730740), (15, 5833308), (18, 4861090), (20, 4374981), (26, 3365370), (30, 2916654), (36, 2430545), (39, 2243580), (45, 1944436), (52, 1682685), (60, 1458327), (61, 1434420), (65, 1346148), (78, 1121790), (90, 972218), (117, 747860), (122, 717210), (130, 673074), (156, 560895), (180, 486109), (183, 478140), (195, 448716), (234, 373930), (244, 358605), (260, 336537), (305, 286884), (366, 239070), (390, 224358), (468, 186965), (549, 159380), (585, 149572), (610, 143442), (613, 142740), (732, 119535), (780, 112179), (793, 110340), (915, 95628), (1098, 79690), (1170, 74786), (1220, 71721), (1226, 71370), (1586, 55170), (1830, 47814), (1839, 47580), (2196, 39845), (2340, 37393), (2379, 36780), (2452, 35685), (2745, 31876), (3065, 28548), (3172, 27585), (3660, 23907), (3678, 23790), (3965, 22068), (4758, 18390), (5490, 15938), (5517, 15860), (6130, 14274), (7137, 12260), (7356, 11895), (7930, 11034), (7969, 10980), (9195, 9516)]